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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.
Gull-billed Tern (breeding plumage)
Gull-billed Tern (Gelochelidon nilotica aranea) Six subspecies are recognized with only subspecies aranea being mapped for Texas. Sexes similar. This thick-billed tern is unlike most terns in that it does not depend on on fish. Photographed at Red Fish Bay near Aransas Pass, San Patricio County, Texas, USA. Bayside.
Red Fish Bay near Aransas Pass, San Patricio County, Texas, USA.
Date taken
April 2011
Scientific name
Gelochelidon nilotica
Equipment used
Canon EOS 50D with a Canon EF 300mm f/4L IS lens plus a 1.4x teleconverter, ISO 320, exposure bias 0.33 ev, shutter speed 1/1600, f/7.1.
Very sharp image! He's clearly aware of you, but doesn't seem frightened. Do they have similar eating habits to gulls, including picking up humans' garbage? If so, that might explain why he's so unafraid.

Media information

North America
Added by
Stanley Jones
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